Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW2023330IREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTHORNSGENERAL ELECTRICAL SYSTEM -- REPAIR (G20) (2 OF 2)
2023 BMW 330i
General Electrical System -- Repair (G20) (2 Of 2)
2023 BMW 330iSECTION General Electrical System -- Repair (G20) (2 Of 2)
- 61 31 Switch, Sensor
- 61 31 001 Removing/installing/replacing HDC buttons (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 008 Removing and installing steering column switch cluster (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 011 Removing and installing/replacing coil spring cassette (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 021 Remove and install/replace ring antenna (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 037 Removing and installing/replacing light control unit (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 043 Removing and installing the FZD (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 062 Removing and installing/replacing button for heated steering wheel (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 066 Removing and installing/replacing hotel position switch (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 068 Removing and installing/replacing the switch for front passenger airbag deactivation (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 082 Removing and installing/replacing switch for central locking system (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 083 Removing and installing/replacing switch for tailgate release (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 084 Removing and installing/replacing the switch for the power tailgate (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 113 Removing and installing/replacing both shift paddles for automatic transmission (M Sport steering wheel) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 113 Removing and installing/replacing both shift paddles for automatic transmission (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 116 Replace power window switch for side window operation (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 117 Removing and installing/replacing power window switch on driver's side (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 118 Removing and installing/replacing the power window switch on the passenger's side (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 122 Removing and installing/replacing tow hitch switch (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 195 Removing and installing front controller (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 197 Removing and installing operating facility for center console (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 204 Replacing operating unit for seat adjustment (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 221 Removing and installing/replacing both multifunction steering wheel switches (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 231 Removing and installing/replacing steering wheel electronics control unit (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 251 Remove & install audio operating facility (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 310 Replacing brake light switch (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 327 Removing and installing/replacing gear selector switch gearshift lever knob (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 329 Replacing START-STOP button trim (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 346 Replacing trim on gear selector switch and all trim of the operating facility in the center console (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 349 Replacing the cap for the electromechanical parking brake and trim under the gear shifter (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 362 Removing and installing the radio remote control receiver (trim panel for rear deck removed) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 362 Removing and installing the radio remote control receiver (Trim panel for rear shelf removed) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 513 Replacing steering column switch cluster (after vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 676 Replacing control unit, additional seat function, right or left front (after vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 696 Replacing front controller (After vehicle diagnosis) (AW specification without programming/coding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 31 704 Replacing the operating facility in the center console (After vehicle diagnosis) (AW specification without programming/coding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 33 Horn
- 61 33 050 Remove and install/replace left fanfare horn (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 33 055 Remove and install/replace right fanfare horn (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 33 060 Removing and installing/replacing both fanfare horn horns (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 34 Cigarette Lighter, Power Sockets
- 61 35 Control Units, Modules
- Notes on ESD protection (Electro Static Discharge) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- Overview, rain sensor (additional work when replacing the windshield/sensor replacement) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- Overview of additional work for the removal and installation or replacement of electronic components in the body area/windshield (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 013 Remove and install/replace the LIN power distribution box (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 021 Remove and install/replace near-field communication storage tray (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 080 Removing and installing control unit/module for left or right seat adjustment (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 095 Removing and installing control unit/module for seat heating (left or right) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 097 Removing and installing control unit/module for left or right seat heating (rear seat) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 177 Removing and installing the rain-light sensor (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 179 Remove and install rain-light-solar-condensation sensor (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 196 Removing and installing the control unit for the power tailgate (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 240 Remove and install control unit for contactless trunk opening (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 243 Remove and install the top sensor line for contactless trunk opening (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 245 Remove and install the bottom sensor line for contactless trunk opening (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 278 Removing/installing Body Domain Controller (BDC) control unit (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 582 Replacing the control unit/module for seat adjustment, left or right (After vehicle diagnosis) (AW specification without programming/coding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 678 Replacing rain/light sensor (after vehicle diagnosis) (without programming/encoding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 697 Replacing control unit for automatic tailgate operation (After vehicle diagnosis) (AW specification without programming/coding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 779 Replace Body Domain Controller control unit (BDC) (After vehicle diagnosis) (AW specification without programming/coding) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 953 Removing and installing/replacing interior antenna for Comfort Access (Front storage compartment) (following vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 954 Removing and installing/replacing interior antenna for Comfort Access (Center console at rear) (after vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 970 Removing and installing/replacing the luggage compartment antenna for Comfort Access (after vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 975 Removing and installing/replacing bumper antenna for Comfort Access (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 35 980 Removing and installing/replacing antenna for Comfort Access on left or right (after vehicle diagnosis) (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 42 Voltage Transformer
- 61 44 Convenience Charging Electronics (KLE)
- 61 61 Windshield Wiper
- 61 61 041 Replacing both wiper blades (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 61 100 Remove and install/replace both windshield wiper arms (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 61 270 Completely removing and installing the console for the windshield wiper system including engine (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 61 271 Install console for windshield wiper system (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 71 Windshield Washer System
- 61 71 002 Replace the left and right spray nozzles on the wiper arm (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 71 063 Removing and installing the washer fluid reservoir for the washer system (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 71 065 Replacing the washer fluid reservoir for the washer system (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
- 61 71 100 Removing and installing/replacing window washer pump (330i, 330i xDrive, 330e PHEV, 330e xDrive PHEV, M340i and M340i xDrive)
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.